Thomas hipwell



UNITED STATES PATENT OFFICE.

THOMAS HIPIVELL, LONG ISLAND OITY, ASSIGNOR TO THE MANHATTAN BRASS COMPANY, OF NEYV YORK, N. Y.

WlCK-RAISER.

SPECIFICATION forming part of Letters Patent No. 457,588, dated August 11, 1891.

Application filed May 2, 1891. Serial No. 391,342. (No model.)

To all whom it may concern; as shown; but one only can be employed, if Be itknown that I, THOMAS HIPWELL, a citidesired. When the thumb-Wheel 2 and shaft zen of the United States, residing at Long D are rotated in either direction, the wick C Island City, in the county of Queens and State is revolved more or less around the central 5 of New York, have invented an Improvement air-tube B, and, in consequence of the wheel in Tick-Raisers, of which the following is a or wheels 3 4 standing at an inclination to specification. the wick, such wick will be either elevated or Devices have heretofore been constructed depressed as it is rotated, according to the difor raising or lowering lamp-wicks in which rection in which the shaft D is turned.

1o there is an annular frame or internal toothed The upper part of the reservoir A is formed wheel having an inclination in order that the with a vertical cylindrical flange 5, which is Wick may be carried upwardly or downwardly screw-threaded to receive the screw-threaded by the rotation of this internal toothed wheel; rim 6 of the outer wick-tube E, which wickbut the apparatus is not easily applied or tube is provided with an annular flange 7,

I5 kept in operative condition. which is larger than the upper portion of the My present invention relates to the combi- Wick-tube E and smaller than the screwnation, with an Argand burner having a centhreaded rim 6, and around this annular tral air-tube over which the wick passes, of a flange 7 the base of the air-distributer F is wick-raising wheel having an inclined axis, received, and there is an L-shaped recess at 20 the teeth of the wick-raising wheel penetrat- 9 in F and a pin at 8 on E, forming a bayoing the wick and giving to the same a rotary net-lock to connect the base of the air-dismovement around the central air-tube and tributer F to the annular flange 7. according to the direction in which the wick- This invention is especially adapted to the raising wheel is rotated, so that the wick will cheaper quality of lamps and of compara- 2 5 be raised or lowered by the inclined action tively small size. 7 A fiame-spreadingthimble of the wick-raising wheel. I find it advan- G may be made use of at the upper end of tageous to make use of two wickraising the air-tube, if desired. wheels upon one shaft, which shaft is in- I claim as my invention clined, as aforesaid, and the wickraising 1. The combination,with the reservoir and 30 wheels operate upon the wick at two places central air-tube in an Argand lamp, of a wickto communicate a more reliable movement. raising shaft occupying an inclined position In the drawings, Figure 1 is a vertical secat one side of the wick and having a thumbtion of the lamp-reservoir and an elevation wheel on the upper end and a wick-raising of the wick and wick-raising wheels; and Fig. wheel on the lower end with points around 35 2 is a plan view of the lamp-reservoir and its periphery for acting upon the wick and wick-raising devices, a portion of said reserrotating the same around the central air-tube voir and the outer wick-tube and its flaring and raising or lowering such Wick, substanbase being removed. Fig. 3 is an elevation of tially as set forth. 0 the lower portion of the air-distributer, and 2. The combination, with the lamp-reser- 40 Fig. 4: is an elevation of the Wick-tube. voir having a central air-tube for an Argand The reservoir A is provided with a central wick, of a wick-raising shaft occupying an air-tube B, around which is an ordinary Arinclined position and passing through the gand wick (J. The shaft D passes through reservoir, two wick-raising wheels upon the 5 the upper part of the reservoir A and stands lower part of the shaft for rotating the wick j 5 at an inclination. At one end thereof is a and raising or loweringthe same, andathumbthumb-wheel 2 and near the other end therewheel on the upper end of such shaft, substan l of there are one or more wick-raising wheels. tially as specified.

l I have shown two of such wheels, (marked 3 Signed by me this 22d day of April, 1891.

ande.) Each wheelis permanently connected THOMAS HIPWVELL. 50 to the shaft, and it is provided with pene- Vitnesses:

trating-points around its periphery to enter CHAS. J. COLLINS,

the wick O. I prefer to use the two wheels, JAs. D. HENDERSON. 

